Table 2.
Amicon concentrator data
| Detergent | CMC × 10−3 (%) | Starting concentrationa × 10−3 (%) | Amicon 30 kDa filtrate × 10−3 (%) | Amicon 30 kDa 10X concentrate × 10−3 (%) | Amicon 30 kDa 10X concentrate | Recoveryb 30 kDa |
| C12E9 | 5.8 | 10.0 | 3.5 ± 0.5 | 47.0 ± 1.0 | 4.70-fold | 79% |
| DDM | 8.7 | 13.5 | 9.0 ± 0.0 | 41.0 ± 1.0 | 3.04-fold | 90% |
| Fos-14 | 4.6 | 10.0 | 5.0 ± 0.5 | 40.5 ± 0.5 | 4.05-fold | 86% |
| LDAO | 34.3 | 50.0 | 44.0 ± 0.0 | 47.0 ± 1.0 | 0.94-fold | 89% |
| Amicon 100 kDa filtrate × 10−3 (%) | Amicon 100 kDa 10X concentrate × 10−3 (%) | Amicon 100 kDa 10X concentrate | Recoveryb 100 kDa | |||
| C12E9 | 5.8 | 10.0 | 8.0 ± 0.0 | 9.5 ± 0.5 | 0.95-fold | 82% |
| DDM | 8.7 | 13.5 | 12.0 ± 0.0 | 13.0 ± 0.0 | 0.96-fold | 89% |
| Fos-14 | 4.6 | 10.0 | 8.5 ± 0.5 | 9.5 ± 0.5 | 0.95-fold | 94% |
| LDAO | 34.3 | 50.0 | 46.0 ± 0.0 | 48.0 ± 0.0 | 0.96-fold | 93% |
a Starting concentration was chosen to be above the critical micelle concentration.
b Percentage of detergent recovered from both the filtrate and retentate.